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AS-3981-AD Installation and Operation Manual

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Contents

Appendix A: Tree View Navigation

Overview ................................................................................................45
Navigating the Tree View ......................................................................46
Tree View Parameters ............................................................................47

Appendix B: Manipulating Audio Bits

Overview ................................................................................................51
Channel Status Bits ................................................................................52
Validity and User Bits ............................................................................54

Index

Keywords ...............................................................................................55

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Summary of Contents for NEO AS-3981-AD

Page 1: ...Delivering the Moment Installation and Operation Manual Neo AS 3981 AD Analog to Digital Audio Converter Synchronizer Edition B 175 000073 00...

Page 2: ...foCaster Player Nexio InfoCaster Traffic Nexio InstantOnline Nexio mCAPTURE Nexio News Force Nexio NXIQ Nexio Playlist Nexio Remote Nexio RTX Net Nexio TitleMotion Nexio TitleOne Nexio Velocity ESX Ne...

Page 3: ...tionality can be achieved by customers infrastructure environments with the high density 6800 Leitch s industry leading routing offerings allow customers to connect high quality signals of all formats...

Page 4: ...Edition B April 2005 AS 3981 AD Analog to Digital Audio Converter Synchronizer Installation and Operation Manual...

Page 5: ......

Page 6: ...the Module x Safety Standards and Compliances xi Safety Terms and Symbols xi Chapter 1 Introduction Overview 1 Product Description 2 Main Features 2 Front and Back Modules 3 Front Module 3 Back Module...

Page 7: ...ges 23 Navigating the Operator and All Lists 24 Operator and All List Parameters 25 Setup Parameters 30 Alarms 31 Alarm Synchronization 31 Identifying the Cause of an Alarm 31 Enabling or Disabling an...

Page 8: ...tion Manual v Contents Appendix A Tree View Navigation Overview 45 Navigating the Tree View 46 Tree View Parameters 47 Appendix B Manipulating Audio Bits Overview 51 Channel Status Bits 52 Validity an...

Page 9: ...vi AS 3981 AD Installation and Operation Manual Contents...

Page 10: ...onverter Synchronizer Audience This manual is written for engineers technicians and operators responsible for the installation setup maintenance and operation of the NEO AS 3981 AD Analog to Digital A...

Page 11: ...ublications and first instances of new terms and specialized words that need emphasis CAPS Indicates a specific key on the keyboard such as ENTER TAB CTRL ALT DELETE Code Indicates variables or comman...

Page 12: ...ting Frames Installation and Operation Manual If your current NEO frame manual is Edition A B C or D you will need to download an updated version from the Leitch Web site to access this information Le...

Page 13: ...issing or damaged Keep at least one set of original packaging in the event that a product needs to be returned for service If the original package is not available you can purchase replacement packagi...

Page 14: ...anual Safety Terms and Symbols This manual uses the following safety terms and symbols See your NEO Safety Instructions and Precautions Guide for more information Table P 3 Safety Terms and Symbols Us...

Page 15: ...xii AS 3981 AD Installation and Operation Manual Preface...

Page 16: ...rame manual includes information about these items General information about module unpacking installation removal navigation configuration and setup Card edge screen savers State recovery parameters...

Page 17: ...he AS 3981 AD module Two independent analog to digital conversion channels Audio to video synchronization and delay with tracking capability 32 44 1 48 96 kHz capability Selectable 16 20 and 24 bit an...

Page 18: ...v Nav switch up down Extractor handle Escape button Module Status Minor Alarm Major Alarm Power SW1 Nav Nav Enter Esc MAJOR ALARM MINOR ALARM POWER MODULE STATUS Module indicators Remote Local switch...

Page 19: ...3981 AD is the AS 3981 AD BM See Figure 1 2 Figure 1 2 AS 3981 AD BM Back Module Back Module Pinouts Figure 1 3 shows the pinouts for the Balanced Analog Audio In DARS In Balanced AES Out connector on...

Page 20: ...ir audio cables directly to the back module Figure 1 4 identifies the screw terminals for the AIB 25 MF plug in adapter Figure 1 4 Screw Terminals for the AIB 25 MF Plug In Adapter Analog audio input...

Page 21: ...strates the signal flow of the AS 3981 AD Figure 1 5 Functional Block Diagram of the AS 3981 AD CPU control NTSC or PAL composite analog reference Analog audio input 4 channel Digital output 2 AES Aud...

Page 22: ...eitch Web site www leitch com to access this information In this chapter you can find information on the following topics Packing List on page 8 Installing AS 3981 AD Modules on page 8 Removing AS 398...

Page 23: ...Modules This module requires no specialized installation procedures For general information about installing NEO modules see your NEO FR 3901 FR 3903 and FR 3923 Mounting Frames Installation and Oper...

Page 24: ...rs One set of balanced unbalanced DARS input jumpers See Figure 2 1 for the location of these jumpers and Table 2 1 on page 10 for information on the four valid jumper configurations Figure 2 1 AS 398...

Page 25: ...Installation and Removal Table 2 1 Valid Jumper Configurations Jumper Name Jumper Pair Setting Visual Configuration Jumpers J28 and J29 balanced and unbalanced DARS Balanced Unbalanced default Jumpers...

Page 26: ...s feature can be enabled or disabled See DnBusEn down bus enable in the Operator and All List or the Tree View Parameter List The following table lists the audio tracking pairs in which the AS 3981 AD...

Page 27: ...Analog video NTSC PAL Analog video NTSC PAL Four channel analog audio 2 AES digital audio 110 AS 3981 AD 2 AES digital audio 75 Digital video SDI 525 625 Digital video SDI 525 625 VFS 3901 Four channe...

Page 28: ...ing Procedure on page 17 Upgrading the Firmware Discovery Method Follow these steps to upgrade the firmware using the Discovery method 1 Download the most recent appropriate upgrade package from the L...

Page 29: ...s box browse and select the fl0 folder in the module s upgrade package 3 Click OK 4 Select the files shown in the Add Upgrade Files box and then click OK 5 Select and delete unwanted files for example...

Page 30: ...k the device icon and then select Properties 4 On the NRO or Device tab of the Navigation Properties box enter the IP address of the frame that holds the module See Figure 2 2 Figure 2 2 Navigation Pr...

Page 31: ...lot number directory in the Select the device directory to transfer to field 2 Click Add and in the Add Upgrade Files box browse and select the fl0 folder in the module s upgrade package 3 Click OK 4...

Page 32: ...are performing this procedure check the appropriate readme file to confirm which files are needed Use care to ensure that you upload the correct files to the intended module Setting the Module to Fail...

Page 33: ...st field enter the slot number of the module and then close the window 6 Double click the device icon The Configuration box opens On the Software Upgrade tab the slotx boot where x is the slot number...

Page 34: ...K 7 Select and delete unwanted files for example vxWorks lzs in the Add upgrade files for transfer to device field by clicking Remove 8 Click Perform Transfer and then click Yes 9 Wait for the message...

Page 35: ...20 AS 3981 AD Installation and Operation Manual Chapter 2 Installation and Removal...

Page 36: ...ad an updated version from the Leitch Web site www leitch com to access this information This chapter describes how to operate the AS 3981 AD module using card edge controls The following topics are f...

Page 37: ...20 seconds after the second parameter change There is no limit to the number of changes that can be made within 20 seconds of each other However none of these changes will be saved until 20 seconds a...

Page 38: ...ges to occur in other parameters Table 3 1 Cross Functional Parameter Changes Condition Forced Setting SampleRate set to a new option Delay_1A initialized to 0 Delay_1B initialized to 0 Delay_2A initi...

Page 39: ...option in the list appears 4 Push the Enter button again to access the options for the parameter displayed on the VFD screen OR Press the Nav Nav switch down repeatedly to view other parameters and t...

Page 40: ...ion The following table shows all available parameters Parameters accessed only from within the All List are shaded in gray See Navigating the Operator and All Lists on page 24 for instructions on nav...

Page 41: ...2 Resolution Selects the dithering resolution for output channel 1 to channel 2 24 bits 20 bits 16 bits Out1ASrc Out 1A Source Selects the source for output channel 1A In 1A In 1B In 2A In 2B Mute Ton...

Page 42: ...vel to Audio Input 2 Level Indicates the operational level adjustment for input channel 1 to channel 2 12 0 dB to 28 0 dB 24 0 bits DitherMode Output Dither Mode Selects the dithering mode for all out...

Page 43: ...rce Lock Source Selects the reference source for the on board Genlock circuitry DnStream DARS Card GL DnBusEn Down Bus Enable Allows the passing of signals to downstream card for concatenated function...

Page 44: ...s Ch2Peak RO Out Channel 2 Peak Indicates that channel 2 is above peak No Yes Ch2Mute RO Out Channel 2 Mute Indicates that channel 2 is muted No Yes Fctry_Rcl Factory Recall Recalls the factory defaul...

Page 45: ...s Adjustment modes Browse modes Scroll modes Display intensity Parameter descriptions Name FrameIP Sync full About mode The structure of the Setup menu is located at the end of Appendix A Tree View Na...

Page 46: ...panels are consistent If the AS 3981 AD module is set for local control the alarm settings will appear the same at both the card edge and via CCS but the settings can only be changed using the card ed...

Page 47: ...s 1 Select Alarms select Config and then press Enter 2 Scroll down the list of alarms and then select Reset 3 Press Enter to activate the selection The following table lists the default alarms for the...

Page 48: ...atically saved onto the 3901RES E resource module installed in your NEO frame every five minutes If a module should fail and be replaced with a cold spare the state parameters can be automatically rec...

Page 49: ...will find these alarm signals in the following locations As red or yellow LEDs on the front module card edge As red or yellow LEDs on the 3901AIC Alarm Interconnect Module or the 3901RES E Resource Mo...

Page 50: ...iew Top view Nav Nav switch up down Extractor handle Escape button Module Status Minor Alarm Major Alarm Power SW1 Nav Nav Enter Esc MAJOR ALARM MINOR ALARM POWER MODULE STATUS Module indicators Remot...

Page 51: ...input Genlock Std Green The module detects NTSC genlock When the LED is unlit the module detects PAL B genlock DARS Present Green DARS is present DARS reference Yellow The DARS sample rate cannot matc...

Page 52: ...odule Indicator Color and Meaning Module Indicator Color Meaning When Lit Major Alarm Red The module detects one or more of the following problems Loss of DARS reference Loss of genlock reference Loss...

Page 53: ...38 AS 3981 AD Installation and Operation Manual Chapter 3 Operation...

Page 54: ...9 Chapter 4 Specifications Overview The tables in this chapter list the following specifications for the AS 3981 AD module Input on page 40 Output on page 41 Miscellaneous on page 43 Specifications an...

Page 55: ...coupled Input impedance 600 or High Impedance jumper selectable Input level setting range 12 dB to 28 dB Table 4 2 External Reference Input Specifications Item Specification Genlock Input Input conne...

Page 56: ...edance 75 unbalanced or 110 balanced Standard AES3 1992 AES3id 1995 and SMPTE276M Channel status Professional enhanced 110 Outputs Output impedance 110 20 Output level 4 V pk to pk Output common mode...

Page 57: ...cal Quantization 16 bits 20 bits 24 bits Sampling rate 32 kHz 44 1 kHz 48 kHz 96 kHz Frequency response 0 04 dB 0 dBFS 20 Hz to 20 kHz Linearity 0 3 up to 100 dBFS Signal to noise 0 dBFS 24 dBu 103 dB...

Page 58: ...pter 4 Specifications Miscellaneous Power Consumption Start Up Time Table 4 5 Power Consumption Specifications Item Specification Power consumption 15 W Table 4 6 Start Up Time Specifications Item Spe...

Page 59: ...44 AS 3981 AD Installation and Operation Manual Chapter 4 Specifications...

Page 60: ...modes the Tree View is a multi level list of parameters arranged in the following main groups Input on page 47 Other on page 47 Output on page 47 Processing on page 48 Setup on page 48 See page 30 for...

Page 61: ...Three and Four 7 If the parameter is selectable slide the bar to the desired parameter using the Nav Nav switch OR Select the desired item in the Level Four list and then press Enter Once the Level F...

Page 62: ...instructions on navigating the Tree View Input BasicStat GlStdFb RO Options PAL B NTSC Ch1Peak RO Options No Yes Ch1Mute RO Options No Yes Ch2Peak RO Options No Yes Ch2Mute RO Options No Yes Critical...

Page 63: ...ange 0 000 s to 10 000 s 0 010 s EngControl SampleRate Options 32 kHz 44 1 kHz 48 kHz 96 kHz Delay_1A Delay_1B Delay_2A Delay_2B Range 0 to 1980 0 ms 32 kHz 0 to 1436 7 ms 44 1 kHz 0 to 1320 0 ms 48 k...

Page 64: ...table Parameter Adjust Mode Options Immediate Delayed Brws Mode Browse Mode Options Param List Param Val Scrl Mode Scroll Mode Options Wrap Don t Wrap Disp Inten Display Intensity Options 100 50 25 12...

Page 65: ...50 AS 3981 AD Installation and Operation Manual Appendix A Tree View Navigation...

Page 66: ...in this appendix contain information on manipulating audio bits in the AS 3981 AD module The receiver classification is B3 the transmitter classification is Video SDI Embedder RX Key N not recognized...

Page 67: ...unmodified 0 5 0 Locked 1 Unlocked N N Y N Set to 0 0 6 to 7 00 Not Indicated 01 48 kHz 10 44 1 kHz 11 32 kHz Y Y Y Y N Y N N Set to 01 1 0 to 3 0000 Not Indicated 0001 Two Channel 0010 Mono 0011 Prim...

Page 68: ...0 4 2 to 7 Reserved N Y Set to 0 5 0 to 7 Reserved N Y Set to 0 6 to 9 0 to 7 Alphanumeric Channel Origin Data S Y Passed unmodified 10 to 13 0 to 7 Alphanumeric Channel Destination Data S Y Passed un...

Page 69: ...lation and Operation Manual Appendix B Manipulating Audio Bits Validity and User Bits Table B 2 V Bit and U Bit Manipulation Bit Manipulation Function Remarks Validity V Bit 0 Valid 1 Invalid Set to 0...

Page 70: ...window 13 19 configuring the module 21 correcting a failed upgrade 17 cross functional parameter changes 23 D default settings for alarms 32 DejaView 31 digital audio output specifications 41 disabli...

Page 71: ...fications 43 R rebooting the module 14 19 removing and installing modules 8 restoring default settings for alarms 32 returning equipment x revision history vii S safety standards and compliances xi se...

Page 72: ......

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